A) no B) yes
A) argon B) nitrogen C) helium
A) solvent B) solute C) suspension
A) solute B) suspension C) solvent
A) water B) alcohol C) oil D) salt
A) 0.04 % carbon dioxide B) 78 % nitrogen C) 100 % radon D) 21 % oxygen
A) oxygen, carbon dioxide, water vapor B) mud, salt, coffee C) baking soda, sugar, fructose
A) dispersion B) ionization C) polarization D) dissociation
A) covalent ; ionic B) nonpolar; ionized C) ionic ; polar
A) dissociation B) dispersion C) polarization
A) ionic B) valence C) polar D) nonpolar
A) ionization B) dispersion C) dissociation
A) ionization B) dispersion C) polarization
A) H3O+ B) OH- C) NH4+
A) electrolyte B) nonelectrolyte
A) base B) acid C) neutral
A) remains the same B) increases C) decreases
A) decreases B) remains the same C) increases
A) transmission fluid B) gasoline C) antifreeze D) hydraulic fluid
A) increases B) decreases C) remains the same
A) homogeneous B) heterogeneous C) endothermic D) exothermic
A) exothermic B) heterogeneous C) homogeneous D) endothermic
A) it absorbs heat when the solute dissolves B) the boiling point changes C) the freezing point changes D) it releases cold when the solute dissolves
A) stirring the solutions B) the surface area of the solute C) the temperature of the solvent D) the color of the solute and solvent
A) cool off the solution B) add more sugar to the solution C) heat up the solution D) stir the solution
A) covalent;nonpolar B) ionic; ionic C) nonpolar; polar D) polar;covalent
A) hydrogen escapes the water B) dissolved gasses come out of solution C) greenhouse gases are produced D) the heat increases the solubility of gases
A) the water in the soda has a high freezing point B) the temperature decreases C) the pressure is suddenly reduced D) the sugar in the soda makes the bubbles
A) carbonic acid B) sulfuric acid C) lactic acid D) boric acid
A) hydrochloric acid B) nitric acid C) bubonic acid D) phosphoric acid
A) sweet B) sour C) bitter
A) it turns black B) it turns yellow C) it turns blue D) it turns red
A) CO32- B) CH4 C) OH- D) H3O+
A) sweet B) sour C) bitter
A) slippery B) powdery C) sticky
A) it turns red B) it turn pink C) it turns blue D) it turns white
A) ethylene glycol B) ammonium nitrate C) sodium acetate D) phenolphthalein
A) combustion B) base reduction C) oxidation D) neutralization
A) gas and water B) salt and water C) rust and salt D) sugar and water |